Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: Multiplex communication circuit

Toyota RAV4. Multiplex communication circuit


Description

The air conditioning amplifier communicates data with the ecm and combination meter through the can communication system.

Toyota RAV4. Multiplex communication circuit


Wiring diagram

Toyota RAV4. Multiplex communication circuit


Inspection procedure

  1. Check dtc

  1. Clear the dtc (see page ac-31).
  2. Read the dtc (see page ac-31).

Result




Go to can communication system

Bus ic communication malfunction
Description The air conditioning harness connects the air conditioning amplifier and the servos. The air conditioning amplifier supplies power and sends operation instructions to each servo th ...

Air conditioning control panel does not operate
Description This circuit consists of the air conditioning control and the air conditioning amplifier. When the air conditioning control is operated, signals are transmitted to the air conditioni ...

Other materials:

Data list / active test (2006/01- )
Read data list Hint: Using the intelligent tester's data list allows switch, sensor, actuator and other item values to be read without removing any parts. Reading the data list early in troubleshooting is one way to save time. Connect the intelligent tester (with can vim) to the ...

Automatic air conditioning system
Air outlets and fan speed are automatically adjusted according to the temperature setting. Air conditioning controls Automatic mode switch Left-hand side temperature control knob Right-hand side temperature control knob "SYNC" switch "OFF" switch Windshield defogger switch Rear window and o ...

Check for open circuit
For an open circuit in the wire harness in fig. 1, Check the resistance or voltage, as described below. Check the resistance. Disconnect connectors a and c, and measure the resistance between them. Standard resistance (fig. 2) Hint: Measure the resistance while lightly s ...

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